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CASIO fx-50FH II Scientific Calculator Battery Replacement

Qué necesitas

  1. CASIO fx-50FH II Scientific Calculator Battery Replacement, Battery: paso 1, imagen 1 de 1
    • To turn the calculator off, first press the "shift" button.

    • Release the "shift" button, then press the "AC" button.

  2. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 2, imagen 1 de 2 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 2, imagen 2 de 2
    • Place the calculator face down, then use a Phillips #00 screwdriver to remove the single screw securing the battery hatch in the top right corner.

  3. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 3, imagen 1 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 3, imagen 2 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 3, imagen 3 de 3
    • Push the battery hatch to the right until it slides off.

  4. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 4, imagen 1 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 4, imagen 2 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 4, imagen 3 de 3
    • Put on a pair of protective gloves before handling the battery to eliminate the risk of chemical burns.

    • Insert the tip of a spudger into the indent on the right-hand side of the battery to lift the edge of the battery up.

    • Lift the battery up and out.

  5. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 5, imagen 1 de 1
    • Inspect the battery compartment any alkaline residue.

    • If no residue is present, skip to Step 7.

  6. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 6, imagen 1 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 6, imagen 2 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 6, imagen 3 de 3
    • Use a cotton swab dabbed with white vinegar to wipe the alkaline off the battery compartment.

    • Use a dry cotton swab to remove the vinegar and alkaline residues.

    • Let the battery compartment dry completely.

  7. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 7, imagen 1 de 1
    • Insert a new LR44 1.5V alkaline button battery into the compartment, with the positive sign facing up.

  8. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 8, imagen 1 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 8, imagen 2 de 3 CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 8, imagen 3 de 3
    • Reattach the battery hatch by sliding the hatch in from the right to the left.

  9. CASIO fx-50FH II Scientific Calculator Battery Replacement: paso 9, imagen 1 de 1
    • Use a Phillips #00 to secure the screw.

Conclusión

You have successfully replaced the battery of  a CASIO fx-50FH II Scientific Calculator!

Una persona más ha completado esta guía.

Cheuk Wai Chan

Miembro Desde 07/05/22

196 Reputación

1 Guía escrita

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2 comentarios

Very nice guide! I found the pictures to be very good and corresponding to the steps very well.

Frank Loi - Contestar

Thank you for the steps. I followed the steps and managed to salvage my calculator which I almost had to throw away. This has helped reduce waste. :)

Nancy Yeo - Contestar

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